Back Nut – P4

180 Female, Equal

  • Follow plus tolerance of BIS.
  • Hot galvanised with thick uniform zinc coating.
  • Accurate threading & perfectly angled to 90°.
  • Superior grade malleability to ensure crack free installation.
NOMINAL SIZE (inches) SPECIFIED DIMENSIONS & TOLERANCE (a) OBSERVED DIMENSIONS (a) SPECIFIED WALL THICKNESS & TOLERANCE OBSERVED WALL THICKNESS
1/2 8 ± 1.5 09.0 2.5 -0.5 3.0
3/4 9 ± 1.5 10.5 3.0 -0.7 3.3
1 10 ± 1.5 11.2 3.0 -0.7 3.5
11 ± 1.5 11.7 3.5 -0.7 3.7
12 ± 1.5 12.4 3.5 -0.7 3.7
2 13 ± 1.5 13.6 4.0 -0.7 4.2
16 ± 1.5 16.5 4.5 -1.0 4.7
3 19 ± 1.5 19.5 5.0 -1.0 5.5
4 22 ± 1.5 22.5 6.0 -1.0 6.5
All dimensions are in mm